# 切片 　选择你在本章编写的一个程序，在末尾添加几行代码，以完成如下任务。
# 打印消息“The first three items in the list are:”，再使用切片来打印列表的前三个元素。
# 打印消息“Three items from the middle of the list are:”，再使用切片来打印列表的中间三个元素。
# 打印消息“The last three items in the list are:”，再使用切片来打印列表的末尾三个元素。

my_foods = ['pizza', 'falafel', 'carrot cake', 'cannoli', 'ice cream']
print("My favorite foods are:")
print(my_foods)

print("The first three items in the list are:", end=' ')
for food in my_foods[:3]:
	print(food, end=", ")
print()

a = len(my_foods)
index = int(a/2) + 1
print("Three items from the middle of the list are:", end=' ')
for food in my_foods[index-2:index+1]:
	print(food, end='. ')
print()

print("The last three items in the list are:", end=' ')
for food in my_foods[-3:]:
	print(food, end='. ')
print()